CN215449473U - Distribution network line fault early warning system - Google Patents

Distribution network line fault early warning system Download PDF

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Publication number
CN215449473U
CN215449473U CN202120050284.0U CN202120050284U CN215449473U CN 215449473 U CN215449473 U CN 215449473U CN 202120050284 U CN202120050284 U CN 202120050284U CN 215449473 U CN215449473 U CN 215449473U
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China
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early warning
monitoring terminal
module
distribution network
end monitoring
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CN202120050284.0U
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Inventor
史可鉴
刘一涛
李胜川
朱义东
张新宇
田野
杜威
呼笑笑
王珊珊
王智博
李海峰
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
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State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
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Abstract

The utility model belongs to the technical field of intelligent monitoring of distribution network lines, and particularly relates to a fault early warning system for a distribution network line. The system comprises a head end monitoring terminal, a tail end monitoring terminal, a data processing module, a wireless network transmission module, a main station module and a fault early warning communication module; the system comprises a head end monitoring terminal, a tail end monitoring terminal, a main station module and a fault early warning communication module, wherein the head end monitoring terminal and the tail end monitoring terminal are respectively connected with the data processing module, one end of the main station module is connected with the data processing module through wireless network transmission, and the other end of the main station module is connected with the fault early warning communication module. According to the utility model, on the premise of not influencing the normal operation of the distribution network line, the operation state information of the distribution network line is monitored through the head end monitoring terminal and the tail end monitoring terminal, the fault is early warned, the early warning information is sent to the formulating personnel, the trouble is prevented, and the power supply reliability is fundamentally improved. The method is suitable for operation maintenance and management work of the distribution network line of a power supply enterprise, can quickly and accurately master the operation state of the distribution network line, and gives early warning to distribution network faults.

Description

Distribution network line fault early warning system
Technical Field
The utility model belongs to the technical field of intelligent monitoring of distribution network lines, and particularly relates to a fault early warning system for a distribution network line.
Background
The power supply reliability is an important index which directly reflects the degree of meeting the national economic electric energy requirement of the power industry, and becomes one of the main standards for measuring the developed degree of the national economy.
According to statistics, the line power failure ratio caused by the distribution network fault reaches 47%, and the line power failure ratio becomes a key factor for restricting the improvement of the power supply reliability. Meanwhile, under the frequent weather conditions of thunderstorm, strong wind and the like, the number of recessive and transient faults caused by tree damage, floaters, insulator pollution flashover and the like is increased, and the line patrol difficulty is high, the fault position is difficult to determine, and the fault type is difficult to discriminate.
At present, no reliable, effective and convenient monitoring system and method for early warning the faults of the distribution network lines exist.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a distribution network line fault early warning system. The utility model aims to provide the early warning system which is simple in structure and reasonable in design, can realize early warning of the faults of the distribution network lines and improve the power supply reliability.
The technical scheme adopted by the utility model for realizing the purpose is as follows:
the distribution network line fault early warning system comprises a head end monitoring terminal, a tail end monitoring terminal, a data processing module, a wireless network transmission module, a main station module and a fault early warning communication module; the system comprises a head end monitoring terminal, a tail end monitoring terminal, a master station module and a data processing module, wherein the head end monitoring terminal and the tail end monitoring terminal are connected with the data processing module; the other end of the main station module is connected with the fault early warning communication module.
Furthermore, a signal output pin of the head end monitoring terminal is connected with a first input pin of the data processing module, a signal output pin of the tail end monitoring terminal is connected with a second input pin of the data processing module, a signal output end of the data processing module is connected with an input channel of wireless network transmission, a signal output end of the main station module is connected with an output channel of the wireless network transmission, and a signal input pin of the fault early warning communication module is connected with a signal output pin of the main station module.
Further, the data processing module is configured to process the received information, and includes: and the stack sorting unit is used for carrying out data fitting on the received information, removing harmonic interference signals and transmitting the information.
Further, the wireless network transmission refers to GPRS channel transmission of the wireless network.
Further, the fault early warning communication module is used for carrying out early warning prompt on early warning information.
The utility model has the following beneficial effects and advantages:
the early warning system is simple in structure and reasonable in design, can monitor the running state information of the distribution network line through the head end monitoring terminal and the tail end monitoring terminal on the premise of not influencing the normal running of the distribution network line, can early warn faults, sends early warning information to formulating personnel, prevents the faults from happening in the bud, and fundamentally improves the power supply reliability.
The utility model can also inform the distribution network line operation and maintenance personnel of the name of the early warning line, the area of the line, the fault early warning time, the fault early warning position and the fault category by a short message and a telephone mode, and receive feedback information.
The early warning system is suitable for operation maintenance and management work of the distribution network line of a power supply enterprise, can quickly and accurately master the operation state of the distribution network line, and can early warn the distribution network fault.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of the overall architecture of the present invention;
fig. 2 is a schematic structural diagram of the warning device of the present invention.
In the figure:
the system comprises a head end monitoring terminal 1, a tail end monitoring terminal 2, a data processing module 3, wireless network transmission 4, a main station module 5, a fault early warning communication module 6, an early warning device 300, a memory 310 and a processor 320.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The solution of some embodiments of the utility model is described below with reference to fig. 1-2.
Example 1
The utility model relates to a distribution network line fault early warning system, which is shown in figure 1, wherein figure 1 is a general structural block diagram of the utility model.
The system comprises a head end monitoring terminal 1, a tail end monitoring terminal 2, a data processing module 3, a wireless network transmission 4, a main station module 5 and a fault early warning communication module 6.
The connection relationship of the hardware part of the system is as follows:
the head end monitoring terminal 1 and the tail end monitoring terminal 2 are connected with the data processing module 3, and one end of the master station module 5 is connected with the data processing module 3 through the wireless network transmission 4; the other end of the master station module 5 is connected with a fault early warning communication module 6.
During specific implementation, a signal output pin of the head end monitoring terminal 1 is connected with a first input pin of the data processing module 3, a signal output pin of the tail end monitoring terminal 2 is connected with a second input pin of the data processing module 3, a signal output end of the data processing module 3 is connected with an input channel of the wireless network transmission 4, a signal output end of the master station module 5 is connected with an output channel of the wireless network transmission 4, and a signal input pin of the fault early warning communication module 6 is connected with a signal output pin of the master station module 5.
Example 2
The utility model also provides an embodiment, and the operation process of the distribution network line fault early warning system for the distribution network line fault early warning is as follows.
The utility model takes a head end monitoring terminal 1 and a tail end monitoring terminal 2 as on-site monitoring terminals, monitors the on-site operation state in real time, and is used for monitoring the operation state data of three-phase voltage, three-phase current and the like of a distribution network line; the data processing module 3 is used as a data fitting and harmonic wave removing interference signal and transmission stack sorting unit for processing original data, the wireless network transmission 4 is used as a transmission medium, the processed data are transmitted to the main station module 5, and finally the fault early warning communication module 6 is used for sending early warning information including fault early warning positions and fault category information to a specified power supply company distribution network line operation worker.
In specific implementation, the operation process comprises the following steps:
step 1: the head end monitoring terminal and the tail end monitoring terminal transmit the real-time acquired running state information of the distribution network line to the data processing module;
the distribution network line operation state information comprises: the line name, the line region, the fault early warning time, the fault early warning position and the fault category.
Step 2: the data processing module performs fitting, interference harmonic removal and stack sorting on the received running state information of the distribution network line, and transmits the processed data to the master station module through a wireless network;
the transmission through the wireless network refers to transmission through a GPRS channel of the wireless network.
And step 3: the main station module extracts the received processed data, determines information such as early warning position, early warning time and the like of the distribution network line fault, and sends the information to the fault early warning communication module;
and 4, step 4: and the fault early warning communication module sends the received early warning information to a specified place.
The data processing module 3 collects output signals of the head end monitoring terminal 1 and the tail end monitoring terminal 2 in real time, fits and removes three-phase current and voltage information of the circuit, transmits the processed data to the main station module 5 by using a GPRS (general packet radio service) channel of the wireless network transmission 4, the main station module 5 respectively extracts early warning circuit names, circuit areas, fault early warning time, fault early warning positions and fault category information in the processed data and transmits the early warning circuit names, the circuit areas, the fault early warning time, the fault early warning positions and the fault category information to the fault early warning communication module 6, and finally the fault early warning communication module 6 informs the early warning information to designated workers.
Example 3
The embodiment provides the warning device, as shown in fig. 2, fig. 2 is a schematic structural diagram of the warning device of the present invention.
The method specifically comprises the following steps: the memory 310 stores a computer program.
A processor 320 executing the computer program.
When the processor 320 executes the computer program, the steps of the distribution network line fault early warning method according to any embodiment of the present invention are implemented.
The warning device 300 of this embodiment adopts the warning method according to any embodiment of the present invention, which has all the advantages described in any embodiment of the present invention.
In the present invention, the terms "connected" and "fixed" should be interpreted broadly, for example, the term "connected" may be a fixed connection, a detachable connection, or an integral connection. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the indicated devices or units must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the utility model without departing from the spirit and scope of the utility model, which is to be covered by the claims.

Claims (3)

1. Join in marriage net line fault early warning system, characterized by: the system comprises a head end monitoring terminal (1), a tail end monitoring terminal (2), a data processing module (3), wireless network transmission (4), a main station module (5) and a fault early warning communication module (6); the system comprises a head end monitoring terminal (1), a tail end monitoring terminal (2), a master station module (5) and a data processing module (3), wherein the head end monitoring terminal and the tail end monitoring terminal are connected with the data processing module (3), and one end of the master station module (5) is connected with the data processing module (3) through a wireless network transmission (4); the other end of the main station module (5) is connected with a fault early warning communication module (6).
2. The distribution network line fault early warning system of claim 1, wherein: the signal output pin of head end monitoring terminal (1) links to each other with the first input pin of data processing module (3), the signal output pin of terminal monitoring terminal (2) links to each other with the second input pin of data processing module (3), the signal output part of data processing module (3) links to each other with the input channel of wireless network transmission (4), the signal output part of main website module (5) links to each other with the output channel of wireless network transmission (4), the signal input pin of trouble early warning communication module (6) is connected with the signal output pin of main website module (5).
3. The distribution network line fault early warning system of claim 1, wherein: the wireless network transmission refers to GPRS channel transmission of a wireless network.
CN202120050284.0U 2021-01-09 2021-01-09 Distribution network line fault early warning system Active CN215449473U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112698156A (en) * 2021-01-09 2021-04-23 国网辽宁省电力有限公司电力科学研究院 Distribution network line fault early warning system and method
CN115460063A (en) * 2022-09-13 2022-12-09 浙江大有实业有限公司钱塘分公司 Real-time early warning system for distribution network fault

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112698156A (en) * 2021-01-09 2021-04-23 国网辽宁省电力有限公司电力科学研究院 Distribution network line fault early warning system and method
CN115460063A (en) * 2022-09-13 2022-12-09 浙江大有实业有限公司钱塘分公司 Real-time early warning system for distribution network fault
CN115460063B (en) * 2022-09-13 2024-02-13 浙江大有实业有限公司钱塘分公司 Real-time early warning system for distribution network faults

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